UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PBVa1OCu3YUAuXcFdwKk1DMx+LE0p6FOzfTOq/9I034=' 
WHERE 
  key_id = '2319d842768ddc3de200452f7340bf9a4751fcdd8f43384121fd0c874b3b355a' 
  AND (
    token = 'PBVa1OCu3YUAuXcFdwKk1DMx+LE0p6FOzfTOq/9I034=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )